it doesn't look like any version is masked for the wayland USE. you should have ff 98 installed
Packages Get Gentoo! gentoo.org sites gentoo.org Wiki Bugs Forums Packages Planet Archives Sources Infra Status Home Packages Maintainers USE flags Architectures About www-client / firefox-bin Firefox Web Browser https://www.mozilla.com/firefox Overview Dependencies QA report Pull requests 0 Bugs 1 Security 0 Changelog Version amd64 x86 alpha arm arm64 hppa ia64 ppc ppc64 riscv sparc 98.0.2 : rapid S amd64 x86 -alpha -arm -arm64 -hppa -ia64 -ppc -ppc64 -riscv -sparc 91.7.1 : esr S amd64 x86 -alpha -arm -arm64 -hppa -ia64 -ppc -ppc64 -riscv -sparc USE flags Local Use Flags alsa gmp-autoupdate Global Use Flags ffmpeg pulseaudio selinux wayland l10...